66378480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39511}}^1$

素因数の和:39534

約数の個数: 80

約数和(自身を含む): 235175424

約数和(自身を除く): 168796944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39511, 79022, 118533, 158044, 197555, 237066, 276577, 316088, 395110, 474132, 553154, 592665, 632176, 790220, 829731, 948264, 1106308, 1185330, 1382885, 1580440, 1659462, 1896528, 2212616, 2370660, 2765770, 3160880, 3318924, 4148655, 4425232, 4741320, 5531540, 6637848, 8297310, 9482640, 11063080, 13275696, 16594620, 22126160, 33189240, 66378480]

約数ペア:

[(1, 66378480), (2, 33189240), (3, 22126160), (4, 16594620), (5, 13275696), (6, 11063080), (7, 9482640), (8, 8297310), (10, 6637848), (12, 5531540), (14, 4741320), (15, 4425232), (16, 4148655), (20, 3318924), (21, 3160880), (24, 2765770), (28, 2370660), (30, 2212616), (35, 1896528), (40, 1659462), (42, 1580440), (48, 1382885), (56, 1185330), (60, 1106308), (70, 948264), (80, 829731), (84, 790220), (105, 632176), (112, 592665), (120, 553154), (140, 474132), (168, 395110), (210, 316088), (240, 276577), (280, 237066), (336, 197555), (420, 158044), (560, 118533), (840, 79022), (1680, 39511)]